Note: Every ZIP Code has a single ACTUAL City Name assigned by the US Postal Service (USPS).
See the specific ZIP Code for acceptable Alternate City Names and spelling variations.
ZIP Codes in DeKalb County Address Data
Businesses Addresses: 4,516
PO Box Addresses: 3,662
Residential Addresses: 65,172
Multi-Family Addresses: 7,477
Single Family Addresses: 57,695
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Map of DeKalb County, IL ZIP Codes With Actual (Default) City Names